Secure Apparatus for Mobile Device Security Integration
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Solution Overview
Problem
The complexity and rapid evolution of electronic devices create significant security challenges, as manufacturers face difficulties in securing devices due to a broad attack surface and rapid change rate, with existing security solutions being limited by constraints from large OEMs and differing operating systems, leading to insecure mobile devices when deploying security platforms across multiple service providers and operating systems.
Innovation Solution
A secure apparatus is paired with personal communication devices to provide security functionalities, offloading sensitive operations like digital key storage, authentication, and policy enforcement, allowing the device to innovate rapidly without compromising security, and enabling offline operation with cloud-based security systems, providing supplemental features like sensor data verification and performance monitoring.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If security functionalities are integrated within the mobile device itself, then security control is direct and immediate, but device complexity increases and security vulnerabilities expand with rapid feature evolution
Solution Approach 1:
The patent divides the security system into two separate platforms: a first platform providing core security functionalities (secure element, trusted execution environment) and a second platform providing feature expansion capabilities. This segmentation allows security functions to be isolated from the main device, reducing overall device complexity while maintaining direct security control through the secure platform's independent operation.
Solution Approach 2:
The secure platform acts as an intermediary between the feature-rich mobile device and the security-critical operations. It provides a controlled interface that allows the device to access security functions without exposing the entire system to vulnerabilities, thus maintaining security control while managing device complexity.
2Reliability
If security features are rapidly updated to match device evolution, then security remains current, but the attack surface broadens and security becomes more difficult to maintain
Solution Approach 1:
By separating security functionalities into an independent secure platform, the patent limits the attack surface to only the essential security components. Even as the main device evolves with new features, the secure platform remains a controlled, minimal surface that is harder to compromise, while still providing current security through independent updates.
Solution Approach 2:
The secure platform is established in advance with core security functions before feature expansion occurs. This preliminary security foundation allows subsequent device evolution to happen without expanding the critical attack surface, as new features are added to the non-secure platform while the secure platform maintains its hardened, limited interface.
3Adaptability or versatility
If security platforms are deployed across multiple service providers and operating systems, then device compatibility improves, but security consistency deteriorates due to loose coupling
Solution Approach 1:
The secure platform is designed with universal interfaces and protocols that enable it to work across multiple service providers and operating systems. This multi-functionality allows the same secure platform to provide consistent security services regardless of which device or OS it is paired with, maintaining both compatibility and security consistency.
Solution Approach 2:
The system implements verification mechanisms where the secure platform validates the identity and security state of paired devices through encrypted message exchanges. This feedback loop ensures that even across multiple providers and OS versions, only authenticated and authorized devices can access security functions, maintaining security consistency throughout the ecosystem.
Data Source
AI summary
In accordance with some embodiments, a secure modular apparatus providing a first platform for secure platform integration includes communication device(s) and a key store for storing encryption keys. The apparatus additionally includes a crypto engine operable to use the encryption keys for cryptographic operations. The apparatus also includes a controller and a housing arranged to at least partially support the communication device(s), the key store, the crypto engine, and the controller. The controller, via the communication device(s), exchanges encrypted messages prepared or processed by the crypto engine with a second platform provided by a personal communication device, where the second platform is distinct from the first platform and has a plurality of layers including at least one layer between a hardware layer and high level layers, and the encrypted messages control one or more of a hardware unit in the hardware layer and a component in the high level layers.